EC3B Series - 7.5 Watt Wide Input DC-DC Converters 7.5W Isolated Output Regulated Outputs Efficiency to 82% 2:1 Input Range Pi Input Filter Continuous Short Circuit Protection

			Output Current		Input Current
Model No.	Input Voltage	Output Voltage	Min.	Max.	No Load	Full Load	%EFF.	Case
EC5B01	9-18 VDC	5 VDC	150 mA	3000 mA	20 mA	1650	77	B
EC5B02		12 VDC	65 mA	1250 mA	20 mA	1570	80
EC5B03		15 VDC	50 mA	1000 mA	20 mA	1570	80
EC5B04		±12 VDC	±35 mA	±625 mA	30 mA	1570	80
EC5B05		±15 VDC	±25 mA	±500 mA	30 mA	1570	80
EC5B06		±5 VDC	±75 mA	±1500 mA	30 mA	1570	80
EC5B07		3.3 VDC	150 mA	3000 mA	20 mA	1086	76
EC5B11	18-36 VDC	5 VDC	150 mA	3000 mA	20 mA	800	78	B
EC5B12		12 VDC	65 mA	1250 mA	20 mA	780	80
EC5B13		15 VDC	50 mA	1000 mA	20 mA	780	80
EC5B14		±12 VDC	±35 mA	±625 mA	30 mA	780	80
EC5B15		±15 VDC	±25 mA	±500 mA	30 mA	780	80
EC5B16		±5 VDC	±75 mA	±1500 mA	30 mA	780	80
EC5B17		3.3 VDC	150 mA	3000 mA	20 mA	543	76
EC5B21	36-72 VDC	5 VDC	150 mA	3000 mA	10 mA	390	80	B
EC5B22		12 VDC	65 mA	1250 mA	10 mA	380	82
EC5B23		15 VDC	50 mA	1000 mA	10 mA	380	82
EC5B24		±12 VDC	±35 mA	±625 mA	15 mA	380	82
EC5B25		±15 VDC	±25 mA	±500 mA	15 mA	380	82
EC5B26		±5 VDC	±75 mA	±1500 mA	15 mA	380	82
EC5B27		3.3 VDC	150 mA	3000 mA	15 mA	272	76

Technical Specifications
Input Specifications:
Input voltage range	24V, 18-36V
	48V, 36-72V
Input filter	Pi Type
Output Specifications:
Voltage accuracy, single output	±1.0% max.
Voltage accuracy, dual + output	±1.0% max.
Voltage accuracy, dual - output	±1.0% max.
Voltage balance (Dual)	±1.0% / max.
Transient response, single 25% step load Change	<500µ sec.
Dual FL, 1/2L±1% error band	<500µ sec.
Temperature coefficient	±0.02% / °C max.
Ripple and noise, 20MHz BW	100mV p-p max.
	12V / 15V, 1% p-p max.
Short circuit protection	continuous
Load regulation, single/dual output1	±0.2%
Load regulation, single/dual output2	±1.0% max.
General Specifications:
Efficiency	see table
Isolation voltage	500 VDC min.
Isolation resistance	109 Ohms
Switching frequency	200kHz min.
Operating temperature range	-25°C to +71°C
Case temperature (plastic case)	100°C max.
Cooling	Free-air convection
Storage temperature range	-40°C to +100°C
EMI/RFI	Six sided continuous shield
Dimensions	2 x 1 x 0.4inches (50.8 x 25.4 x 10.2m/m)
Case material	Black coated copper with non-conductive base

Note: 1. Measured from high line to low line 2. Measured from full load to 1/4 load 3. A minimum load on the output is necessary to maintain regulation

All specifications typical at nominal line, full load and 25°C unless otherwise noted.

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